Odpowiedź:
1. You should do some form of moderate exercise, such as walking, every day.
2. Karen can't concentrate on studying due to exam stress.
3. The heart pumps more oxygen around the body during exercise.
4. Stress is a widespread problem among teenagers today.
5. A very busy daily programme often contributes to stress.
6. Many students experience or are afraid of bullying at school.
7. An organised study programme minimises stress during exams.
8. The body functions in a different way under stress by producing hormones that make you more alert.
